CN106272134A - Electric insulation clamp - Google Patents
Electric insulation clamp Download PDFInfo
- Publication number
- CN106272134A CN106272134A CN201610774222.8A CN201610774222A CN106272134A CN 106272134 A CN106272134 A CN 106272134A CN 201610774222 A CN201610774222 A CN 201610774222A CN 106272134 A CN106272134 A CN 106272134A
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- China
- Prior art keywords
- jaw
- connecting hole
- clamp
- electric insulation
- insulated sleeve
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B7/00—Pliers; Other hand-held gripping tools with jaws on pivoted limbs; Details applicable generally to pivoted-limb hand tools
- B25B7/06—Joints
- B25B7/10—Joints with adjustable fulcrum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B7/00—Pliers; Other hand-held gripping tools with jaws on pivoted limbs; Details applicable generally to pivoted-limb hand tools
- B25B7/02—Jaws
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25G—HANDLES FOR HAND IMPLEMENTS
- B25G1/00—Handle constructions
- B25G1/10—Handle constructions characterised by material or shape
- B25G1/12—Handle constructions characterised by material or shape electrically insulating material
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Organic Insulating Materials (AREA)
- Insulating Bodies (AREA)
Abstract
The invention discloses a kind of electric insulation clamp, including two calipers and bindiny mechanism, described caliper includes that jaw, the pincers cheek and the clamp handle being sequentially connected with, described jaw and the pincers cheek are formed in one structure, and described clamp handle is fixed with the pincers cheek and is connected；Said two caliper links together by being arranged on the bindiny mechanism at caliper center, and described bindiny mechanism includes main connecting hole, secondary connecting hole and connecting shaft, is provided with chute between described main connecting hole and secondary connecting hole.The present invention solves the jaw position problem that on the one hand gmatjpdumamics is inadequate and insulating properties are bad of existing insulated clamp.
Description
Technical field
The present invention relates to electric power overhaul equipment field, especially relate to a kind of electric insulation clamp.
Background technology
During livewire work, needing by various insulating tools, be operated away from electrical body, insulated clamp is exactly normal
One of insulating tool.Operating personnel can realize the clamping to electrical body outside safe distance by insulated clamp, consolidate
Fixed grade operates.
Authorization Notice No. is the Chinese patent of CN 204209573 U, discloses a kind of insulated clamp, including: two pincers
Body, each described caliper all includes jaw section, clamp handle section and is positioned at described jaw section and the articulated section asked of described clamp handle section, described
Two described articulated sections of two calipers are pivotably connected by connector, two described jaw section tools of said two caliper
There is the clamp position of holding parts and unclamp the releasing orientation of part；Insulation holding rod;Operating mechanism, including pull bar, described in draw
Bar and described insulation holding rod and two described clamp handle section one_to_one corresponding are arranged, described pull bar and corresponding described clamp handle Duan Keshu
Turning ground to connect, described insulation holding rod is fixing with described corresponding described clamp handle section to be connected；Locking device, has described in two
The lock-out state that jaw section is fixed on described clamp position is white by state with unlock.
Authorization Notice No. is the Chinese patent of CN 205009074U, and a kind of power construction insulated clamp, including the first pincers
Mouth, the second jaw, actuator, the first adjusting rod and the second adjusting rod, described first jaw fixes connection adjustor, and described second
Jaw fixes connection adjustor, and connection adjustor fixed by described first adjusting rod, and connection adjustor fixed by described second actuator,
Described actuator is provided with adjusting knob, and described first adjusting rod and the second adjusting rod are equipped with adjusting rod insulating barrier, described
Being fixedly connected with jaw insulating barrier on first jaw and the second jaw, described actuator is provided with actuator insulating barrier, and described
Being equipped with tiger's jaw in one jaw and the second jaw, described tiger's jaw side is provided with recess.This kind of power construction insulated clamp, by pincers
Jaw insulating barrier on mouth, it is simple to effectively insulate, it is to avoid workmen does not note touching jaw and causing serious accident,
It is greatly improved safety, simple in construction, it is easy to accomplish.
But above-mentioned patent there is the problem that
(1) the jaw position of insulated clamp on the one hand gmatjpdumamics is inadequate, and the design of pincers teeth portion position is unreasonable, and frictional force is not enough, therefore
In use, it is easily caused the workpiece clamped and drops, easily cause industrial accident；On the other hand jaw is openable
Angular range is limited, limits the range of insulated clamp；
(2) insulating properties of existing insulated clamp are bad, and especially with the prolongation of the time of use, the insulation of insulating barrier is impatient
Acute decline or insulating barrier damage, and bring potential safety hazard to staff.
Summary of the invention
In view of this, it is an object of the invention to for the deficiencies in the prior art, it is provided that a kind of electric insulation clamp, solve
The jaw position of the existing insulated clamp problem that on the one hand gmatjpdumamics is inadequate and insulating properties are bad.
For reaching above-mentioned purpose, the present invention by the following technical solutions:
A kind of electric insulation clamp, including two calipers and bindiny mechanism, jaw that described caliper includes being sequentially connected with, the pincers cheek and
Clamp handle, described jaw and the pincers cheek are formed in one structure, and described clamp handle is fixed with the pincers cheek and is connected；
Said two caliper links together by being arranged on the bindiny mechanism at caliper center, and described bindiny mechanism includes main connection
Hole, secondary connecting hole and connecting shaft, be provided with chute between described main connecting hole and secondary connecting hole；
Described jaw top is provided with the first jaw, and pincers cheek one end is provided with the second jaw, described first jaw and second
Jaw inner surface is equipped with sawtooth；
It is provided with insulated sleeve in described clamp handle, described insulated sleeve is provided with locking device.
Preferably, the groove width of the internal diameter of described main connecting hole, the internal diameter of secondary connecting hole and chute straight with connecting shaft respectively
Footpath adapts.
Preferably, described locking device includes that nut and fastener tube, described nut inner surface arrange female thread, described fastening
Tube outer surface is arranged at the external screw thread that female thread matches.
Preferably, described insulated sleeve is provided with anti-slip veins.
Preferably, described insulated sleeve includes the raw material of following weight portion: polrvinyl chloride 95-105 part, adipic acid dibutyl ester
1-5 part, diisononyl phthalate 1-3 part, epoxy soybean oil 1-5 part, the double octadecyl 1-3 part of thio-2 acid, illiteracy take off
Soil 0.5-2 part, calcinated argil 5-10 part, calcium stearate 0.5-1 part, dibutyitin maleate 1-2 part and nitrile rubber 0.5-1
Part.
Preferably, the preparation method of described insulated sleeve, comprise the following steps:
(1) dispensing: weigh various raw material according to formula；
(2) batch mixing: add polrvinyl chloride, adipic acid dibutyl ester, diisononyl phthalate and epoxy in high-speed mixer
Soybean oil, after mixed at high speed 5-10min, adds the double octadecyl of thio-2 acid, montmorillonite, calcinated argil and calcium stearate,
Mixed at high speed to temperature reaches 70-80 DEG C, adds dibutyitin maleate, nitrile rubber, and mixed at high speed reaches 90-to temperature
120 DEG C, then reduce mixing velocity, obtain premix material when temperature is down to 30-50 DEG C；
(3) extrusion, molding: the material premix material obtained in step (2) obtained is at the Dan Shuan that temperature is 170-190 DEG C of extrusion
Connect extruding pelletization on screw extruder, molding, obtain product.
The invention has the beneficial effects as follows:
(1) the electric insulation clamp of the present invention, including two calipers and bindiny mechanism, caliper includes jaw, the pincers being sequentially connected with
The cheek and clamp handle, jaw and the pincers cheek are formed in one structure, and clamp handle is fixed with the pincers cheek and is connected；Jaw top is provided with the first jaw,
Pincers cheek one end is provided with the second jaw, the first jaw and the second jaw inner surface and is equipped with sawtooth；At the first jaw and
The inner surface of two jaws arranges sawtooth so that when pinching workpiece with the electric insulation clamp of the present invention, because coarse zigzag pincers
The setting of mouth, can significantly increase the coefficient of friction between jaw and workpiece, and then increase the jaw position of insulated clamp to workpiece
Gmatjpdumamics, it is ensured that workpiece does not falls out, and specifically avoid workpiece situation about dropping when staff is positioned at eminence construction, reduces
The probability of happening of industrial accident.
(2) the electric insulation clamp of the present invention, including two calipers and bindiny mechanism, two of which caliper is by being arranged on
The bindiny mechanism at caliper center links together, and bindiny mechanism includes main connecting hole, secondary connecting hole and connecting shaft, main connecting hole and
It is provided with, between secondary connecting hole, the chute matched with connecting shaft diameter；The present invention arranges main connecting hole and secondary connection simultaneously
Hole, when the workpiece that use this electric insulation clamp cut-off footpath is less, is placed in connecting shaft on main link hole, the opening and closing model of jaw
Enclose applicable diameter relatively small workpiece, when the workpiece needing gripping to be relatively large in diameter, the mode stirred can be taked, connecting shaft is placed in
On secondary connecting hole, the opening and closing scope of jaw increases, and may be used for larger diameter workpiece holding.
(3) the electric insulation clamp of the present invention is provided with locking device on insulated sleeve, locking device include nut and
Fastener tube, nut inner surface arranges female thread, and fastener tube outer surface is arranged at the external screw thread that female thread matches；During use, twist
Tight nut, is possible to prevent insulated sleeve landing from handle, further ensures the insulating coefficient of this electric insulation pincers, it is ensured that work
Make the construction safety of personnel, on the other hand, it is also possible to antiskid thread is set at insulated sleeve outer surface, increase the hands of staff
And the frictional force between electric insulation pincers, prevents electric insulation from clamping landing from hands, causes unexpected danger.
(4) insulated sleeve of the electric insulation clamp of the present invention is by the polrvinyl chloride of suitable proportioning, adipic acid dibutyl ester, neighbour
Phthalic acid dinonyl, epoxy soybean oil, thio-2 acid double octadecyl, montmorillonite, calcinated argil, calcium stearate Malaysia
Acid dibutyl tin and nitrile rubber are prepared from, and wherein polrvinyl chloride has bigger polydispersity and preferable mechanical performance,
Tensile strength reaches 60MPa, impact strength 5～10kJ/m simultaneously2, there are the insulating properties of excellence, therefore the present invention choose poly-
Vinyl chloride, as the matrix resin of insulated sleeve, first adds diisononyl phthalate and epoxy soybean oil in preparation process
The plasticizer of composition, both plasticizer synergism, it is ensured that the positive acting of plasticizer maximizes, significantly improve this
The insulating properties of insulated sleeve, mechanical property, wearability in invention, also reduce the consumption of plasticizer simultaneously, reduce production
Cost；Again add the powdered inorganic material that montmorillonite, calcinated argil and calcium stearate uniform wearability can be excellent, add suitable simultaneously
The double octadecyl of the thio-2 acid of amount, as compatilizer, improves the compatibility between inorganic powder materials and organic resin matrix
Can, both synergism, it is evident that the anti-wear performance improving insulated sleeve prepared by the present invention；Finally, the electricity of the present invention
Power insulated pliers, possesses the existence of the insulated sleeve of good insulating performance and excellent wear-resisting property, uses improving electric insulation pincers
Substantially prolongs on the security performance basis of process electric insulation pincers service life, eliminate because electric insulation pincers exhausted
The impatient acute decline of edge or insulating barrier damage and bring potential safety hazard to staff.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention 1；
Fig. 2 is the left view of the embodiment of the present invention 1；
Fig. 3 be the present invention Fig. 1 in the profile of locking device；
Fig. 4 is the structural representation of the embodiment of the present invention 2；
Fig. 5 is the structural representation of the embodiment of the present invention 3；
In figure: 1-jaw, 2-clamps the cheek, 3-clamp handle, the main connecting hole of 4-, 5-pair connecting hole, 6-connecting shaft, 7-chute, and 8-first clamps
Mouthful, 9-the second jaw, 10-insulated sleeve, 11-nut, 12-fastener tube, 13-anti-slip veins.
Detailed description of the invention
The invention will be further described with embodiment below in conjunction with the accompanying drawings.
Embodiment 1
As Figure 1-3, a kind of electric insulation clamp, including two calipers and bindiny mechanism, caliper includes the pincers being sequentially connected with
Mouth 1, the pincers cheek 2 and clamp handle 3, jaw 1 and the pincers cheek 2 are formed in one structure, and clamp handle 3 is fixed with the pincers cheek 2 and is connected；
Two calipers link together by being arranged on the bindiny mechanism at caliper center, and bindiny mechanism includes main connecting hole 4, pair even
Connect hole 5 and connecting shaft 6, between main connecting hole 4 and secondary connecting hole 5, be provided with chute 7, the internal diameter of the most main connecting hole 4, secondary connection
The internal diameter in hole 5 and the groove width of chute 7 diameter with connecting shaft 6 respectively adapts, and in the present embodiment, connecting shaft 6 is positioned at main connecting hole
In 4；Jaw 1 top is provided with the first jaw 8, and the pincers cheek 2 one end is provided with the second jaw 9, the first jaw 8 and the second jaw
9 inner surfacies are equipped with sawtooth；It is provided with insulated sleeve 10 in clamp handle 3, insulated sleeve 10 is provided with locking device, locking device
Including nut 11 and fastener tube 12, nut inner surface arranges female thread, and fastener tube outer surface is arranged at outside female thread matches
Screw thread.
Wherein insulated sleeve includes the raw material of following weight portion:
Polrvinyl chloride 95 parts, adipic acid dibutyl ester 5 parts, diisononyl phthalate 1 part, epoxy soybean oil 5 parts, sulfur are for dipropyl
The double octadecyl 1 part of acid, montmorillonite 2 parts, calcinated argil 5 parts, calcium stearate 1 part, dibutyitin maleate 2 parts and nitrile rubber
1 part.
The preparation method of above-mentioned insulated sleeve, comprises the following steps:
(1) dispensing: weigh various raw material according to formula；
(2) batch mixing: add polrvinyl chloride, adipic acid dibutyl ester, diisononyl phthalate and epoxy in high-speed mixer
Soybean oil, after mixed at high speed 10min, adds the double octadecyl of thio-2 acid, montmorillonite, calcinated argil and calcium stearate, high
Speed mixing reaches 70 DEG C to temperature, adds dibutyitin maleate, nitrile rubber, and mixed at high speed to temperature reaches 120 DEG C, then
Reduce mixing velocity, obtain premix material when temperature is down to 50 DEG C；
(3) extrusion, molding: the material premix material obtained in step (2) obtained connects spiral shell at the Dan Shuan that temperature is 170 DEG C of extrusion
Extruding pelletization on bar extruder, molding, obtain product.
The using method of the present invention is, connecting shaft 6 is allocated in main connecting hole 4, is screwed by nut 11 simultaneously, operate with hands
Clamp handle 3, can grip workpiece.
Embodiment 2
As shown in Figure 4, a kind of electric insulation clamp, including two calipers and bindiny mechanism, caliper includes the jaw being sequentially connected with
1, the pincers cheek 2 and clamp handle 3, jaw 1 and the pincers cheek 2 are formed in one structure, and clamp handle 3 is fixed with the pincers cheek 2 and is connected；
Two calipers link together by being arranged on the bindiny mechanism at caliper center, and bindiny mechanism includes main connecting hole 4, pair even
Connect hole 5 and connecting shaft 6, between main connecting hole 4 and secondary connecting hole 5, be provided with chute 7, the internal diameter of the most main connecting hole 4, secondary connection
The internal diameter in hole 5 and the groove width of chute 7 diameter with connecting shaft 6 respectively adapts, and in the present embodiment, connecting shaft 6 is positioned at secondary connecting hole
In 5；Jaw 1 top is provided with the first jaw 8, and the pincers cheek 2 one end is provided with the second jaw 9, the first jaw 8 and the second jaw
9 inner surfacies are equipped with sawtooth；It is provided with insulated sleeve 10 in clamp handle 3, insulated sleeve 10 is provided with locking device, locking device
Including nut 11 and fastener tube 12, nut inner surface arranges female thread, and fastener tube outer surface is arranged at outside female thread matches
Screw thread.
Wherein insulated sleeve includes the raw material of following weight portion:
Polrvinyl chloride 105 parts, adipic acid dibutyl ester 1 part, diisononyl phthalate 31 parts, epoxy soybean oil 1 part, sulfur generation two
The double octadecyl 3 parts of propanoic acid, montmorillonite 0.5 part, calcinated argil 10 parts, calcium stearate 0.5 part, dibutyitin maleate 1 part and
Nitrile rubber 0.5 part.
The preparation method of above-mentioned insulated sleeve, comprises the following steps:
(1) dispensing: weigh various raw material according to formula；
(2) batch mixing: add polrvinyl chloride, adipic acid dibutyl ester, diisononyl phthalate and epoxy in high-speed mixer
Soybean oil, after mixed at high speed 5min, adds the double octadecyl of thio-2 acid, montmorillonite, calcinated argil and calcium stearate, at a high speed
Mixing and reach 80 DEG C to temperature, add dibutyitin maleate, nitrile rubber, mixed at high speed to temperature reaches 90 DEG C, then drops
Low mixing velocity, obtains premix material when temperature is down to 30 DEG C；
(3) extrusion, molding: the material premix material obtained in step (2) obtained connects spiral shell at the Dan Shuan that temperature is 190 DEG C of extrusion
Extruding pelletization on bar extruder, molding, obtain product.
The using method of the present invention is, connecting shaft 6 is allocated in secondary connecting hole 5, is screwed by nut 11 simultaneously, operate with hands
Clamp handle 3, can grip workpiece.
Embodiment 3
As it is shown in figure 5, a kind of electric insulation clamp, including two calipers and bindiny mechanism, caliper includes the jaw being sequentially connected with
1, the pincers cheek 2 and clamp handle 3, jaw 1 and the pincers cheek 2 are formed in one structure, and clamp handle 3 is fixed with the pincers cheek 2 and is connected；
Two calipers link together by being arranged on the bindiny mechanism at caliper center, and bindiny mechanism includes main connecting hole 4, pair even
Connect hole 5 and connecting shaft 6, between main connecting hole 4 and secondary connecting hole 5, be provided with chute 7, the internal diameter of the most main connecting hole 4, secondary connection
The internal diameter in hole 5 and the groove width of chute 7 diameter with connecting shaft 6 respectively adapts；Jaw 1 top is provided with the first jaw 8, close
The pincers cheek 2 one end is provided with the second jaw 9, and the first jaw 8 and the second jaw 9 inner surface are equipped with sawtooth；It is provided with in clamp handle 3 absolutely
Edge sleeve pipe 10, insulated sleeve 10 is provided with locking device, and locking device includes nut 11 and fastener tube 12, and nut inner surface sets
Putting female thread, fastener tube outer surface is arranged at the external screw thread that female thread matches；
Additionally it is provided with anti-slip veins 13 outside insulated sleeve.
Wherein insulated sleeve includes the raw material of following weight portion:
Polrvinyl chloride 100 parts, adipic acid dibutyl ester 3 parts, diisononyl phthalate 2 parts, epoxy soybean oil 2 parts, sulfur generation two
The double octadecyl 2 parts of propanoic acid, montmorillonite 1 part, calcinated argil 8 parts, calcium stearate 0.7 part, dibutyitin maleate 1.5 parts and fourth
Nitrile rubber 0.7 part.
The preparation method of above-mentioned insulated sleeve, comprises the following steps:
(1) dispensing: weigh various raw material according to formula；
(2) batch mixing: add polrvinyl chloride, adipic acid dibutyl ester, diisononyl phthalate and epoxy in high-speed mixer
Soybean oil, after mixed at high speed 8min, adds the double octadecyl of thio-2 acid, montmorillonite, calcinated argil and calcium stearate, at a high speed
Mixing and reach 75 DEG C to temperature, add dibutyitin maleate, nitrile rubber, mixed at high speed to temperature reaches 115 DEG C, then drops
Low mixing velocity, obtains premix material when temperature is down to 40 DEG C；
(3) extrusion, molding: the material premix material obtained in step (2) obtained connects spiral shell at the Dan Shuan that temperature is 180 DEG C of extrusion
Extruding pelletization on bar extruder, molding, obtain product.
The using method of the present embodiment is same as in Example 1, and the anti-slip veins 13 that difference is outside insulated sleeve is permissible
Increase the frictional force between staff and workpiece so that workpiece is more difficult to come off from the hands of staff.
Embodiment 4
Embodiment 4 is substantially the same manner as Example 2, and difference is:
Wherein insulated sleeve includes the raw material of following weight portion: polrvinyl chloride 97 parts, adipic acid dibutyl ester 4 parts, phthalic acid
The double octadecyl 1 part of dinonyl 3 parts, epoxy soybean oil 5 parts, thio-2 acid, montmorillonite 2 parts, calcinated argil 7 parts, tristearin
Acid calcium 0.9 part, dibutyitin maleate 1.9 parts and nitrile rubber 0.8 part.
The preparation method of above-mentioned insulated sleeve, comprises the following steps:
(1) dispensing: weigh various raw material according to formula；
(2) batch mixing: add polrvinyl chloride, adipic acid dibutyl ester, diisononyl phthalate and epoxy in high-speed mixer
Soybean oil, after mixed at high speed 6min, adds the double octadecyl of thio-2 acid, montmorillonite, calcinated argil and calcium stearate, at a high speed
Mixing and reach 70 DEG C to temperature, add dibutyitin maleate, nitrile rubber, mixed at high speed to temperature reaches 120 DEG C, then drops
Low mixing velocity, obtains premix material when temperature is down to 50 DEG C；
(3) extrusion, molding: the material premix material obtained in step (2) obtained connects spiral shell at the Dan Shuan that temperature is 170 DEG C of extrusion
Extruding pelletization on bar extruder, molding, obtain product.
The using method of the present embodiment is same as in Example 2.
Embodiment 5
Embodiment 5 is substantially the same manner as Example 3, and difference is:
Wherein insulated sleeve includes the raw material of following weight portion: polrvinyl chloride 99 parts, adipic acid dibutyl ester 1 part, phthalic acid
The double octadecyl 3 parts of dinonyl 2 parts, epoxy soybean oil 3 parts, thio-2 acid, montmorillonite 1.5 parts, calcinated argil 6 parts, hard
Fat acid calcium 0.8 part, dibutyitin maleate 1.3 parts and nitrile rubber 0.6 part.
The preparation method of above-mentioned insulated sleeve, comprises the following steps:
(1) dispensing: weigh various raw material according to formula；
(2) batch mixing: add polrvinyl chloride, adipic acid dibutyl ester, diisononyl phthalate and epoxy in high-speed mixer
Soybean oil, after mixed at high speed 9min, adds the double octadecyl of thio-2 acid, montmorillonite, calcinated argil and calcium stearate, at a high speed
Mixing and reach 80 DEG C to temperature, add dibutyitin maleate, nitrile rubber, mixed at high speed to temperature reaches 110 DEG C, then drops
Low mixing velocity, obtains premix material when temperature is down to 40 DEG C；
(3) extrusion, molding: the material premix material obtained in step (2) obtained connects spiral shell at the Dan Shuan that temperature is 175 DEG C of extrusion
Extruding pelletization on bar extruder, molding, obtain product.
The using method of the present embodiment is same as in Example 1.
Embodiment 6
Embodiment 6 is substantially the same manner as Example 1, and difference is:
Wherein insulated sleeve includes the raw material of following weight portion: polrvinyl chloride 103 parts, adipic acid dibutyl ester 2 parts, phthalic acid
The double octadecyl 2 parts of dinonyl 1 part, epoxy soybean oil 4 parts, thio-2 acid, montmorillonite 1.3 parts, calcinated argil 9 parts, hard
Fat acid calcium 1 part, dibutyitin maleate 2 parts and nitrile rubber 0.9 part.
The preparation method of above-mentioned insulated sleeve, comprises the following steps:
(1) dispensing: weigh various raw material according to formula；
(2) batch mixing: add polrvinyl chloride, adipic acid dibutyl ester, diisononyl phthalate and epoxy in high-speed mixer
Soybean oil, after mixed at high speed 7min, adds the double octadecyl of thio-2 acid, montmorillonite, calcinated argil and calcium stearate, at a high speed
Mixing and reach 75 DEG C to temperature, add dibutyitin maleate, nitrile rubber, mixed at high speed to temperature reaches 120 DEG C, then drops
Low mixing velocity, obtains premix material when temperature is down to 40 DEG C；
(3) extrusion, molding: the material premix material obtained in step (2) obtained connects spiral shell at the Dan Shuan that temperature is 180 DEG C of extrusion
Extruding pelletization on bar extruder, molding, obtain product.
The using method of the present embodiment is same as in Example 1.
Finally illustrating, above example is only in order to illustrate technical scheme and unrestricted, and this area is common
Other amendment or equivalents that technical scheme is made by technical staff, without departing from technical solution of the present invention
Spirit and scope, all should contain in the middle of scope of the presently claimed invention.
Claims (6)
1. an electric insulation clamp, it is characterised in that: including two calipers and bindiny mechanism, described caliper includes being sequentially connected with
Jaw, the pincers cheek and clamp handle, described jaw and the pincers cheek be formed in one structure, and described clamp handle is fixed with the pincers cheek and is connected；
Said two caliper links together by being arranged on the bindiny mechanism at caliper center, and described bindiny mechanism includes main connection
Hole, secondary connecting hole and connecting shaft, be provided with chute between described main connecting hole and secondary connecting hole；
Described jaw top is provided with the first jaw, and pincers cheek one end is provided with the second jaw, described first jaw and second
Jaw inner surface is equipped with sawtooth；
It is provided with insulated sleeve in described clamp handle, described insulated sleeve is provided with locking device.
Electric insulation clamp the most according to claim 1, it is characterised in that: the internal diameter of described main connecting hole, secondary connecting hole
Internal diameter and the groove width diameter with connecting shaft respectively of chute adapt.
Electric insulation clamp the most according to claim 1, it is characterised in that: described locking device includes nut and fastening
Pipe, described nut inner surface arranges female thread, and described fastener tube outer surface is arranged at the external screw thread that female thread matches.
Electric insulation clamp the most according to claim 1, it is characterised in that: it is provided with anti-slip veins on described insulated sleeve.
Electric insulation clamp the most according to claim 1, it is characterised in that described insulated sleeve includes following weight portion
Raw material:
Polrvinyl chloride 95-105 part, adipic acid dibutyl ester 1-5 part, diisononyl phthalate 1-3 part, epoxy soybean oil 1-5
Part, thio-2 acid double octadecyl 1-3 part, montmorillonite 0.5-2 part, calcinated argil 5-10 part, calcium stearate 0.5-1 part, horse
Come sour dibutyl tin 1-2 part and nitrile rubber 0.5-1 part.
Electric insulation clamp the most according to claim 5, it is characterised in that the preparation method of described insulated sleeve, including
Following steps:
(1) dispensing: weigh various raw material according to formula；
(2) batch mixing: add polrvinyl chloride, adipic acid dibutyl ester, diisononyl phthalate and epoxy in high-speed mixer
Soybean oil, after mixed at high speed 5-10min, adds the double octadecyl of thio-2 acid, montmorillonite, calcinated argil and calcium stearate,
Mixed at high speed to temperature reaches 70-80 DEG C, adds dibutyitin maleate, nitrile rubber, and mixed at high speed reaches 90-to temperature
120 DEG C, then reduce mixing velocity, obtain premix material when temperature is down to 30-50 DEG C；
(3) extrusion, molding: the material premix material obtained in step (2) obtained is at the Dan Shuan that temperature is 170-190 DEG C of extrusion
Connect extruding pelletization on screw extruder, molding, obtain product.
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| CN201610774222.8A CN106272134B (en) | 2016-08-31 | 2016-08-31 | Electric insulation clamp |
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| CN201610774222.8A CN106272134B (en) | 2016-08-31 | 2016-08-31 | Electric insulation clamp |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107520774A (en) * | 2017-09-29 | 2017-12-29 | 南通欧伦嘉机械设备有限公司 | A kind of laborsaving and convenient use pliers |
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| CN202367624U (en) * | 2011-12-05 | 2012-08-08 | 杭州临安金轮工具厂 | Slip joint pliers |
| JP2013236494A (en) * | 2012-05-09 | 2013-11-21 | Chugoku Electric Power Co Inc:The | Indirect hot line holding tool |
| CN203380801U (en) * | 2013-06-03 | 2014-01-08 | 金杰 | Multifunctional water pump pliers with opening width easy to adjust |
| CN203426881U (en) * | 2013-05-13 | 2014-02-12 | 杭州良峰工具有限公司 | Filter detaching clamp |
| CN103740006A (en) * | 2014-01-16 | 2014-04-23 | 珠海汉胜科技股份有限公司 | Polyvinyl chloride cable material and preparation method thereof |
| CN105237906A (en) * | 2015-10-12 | 2016-01-13 | 上海新上化高分子材料有限公司 | High-resilience antibacterial medical polyvinyl chloride (PVC) plastic and preparation method thereof |
| CN205033104U (en) * | 2015-10-09 | 2016-02-17 | 范家明 | Multipurpose pliers |
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- 2016-08-31 CN CN201610774222.8A patent/CN106272134B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202367624U (en) * | 2011-12-05 | 2012-08-08 | 杭州临安金轮工具厂 | Slip joint pliers |
| JP2013236494A (en) * | 2012-05-09 | 2013-11-21 | Chugoku Electric Power Co Inc:The | Indirect hot line holding tool |
| CN203426881U (en) * | 2013-05-13 | 2014-02-12 | 杭州良峰工具有限公司 | Filter detaching clamp |
| CN203380801U (en) * | 2013-06-03 | 2014-01-08 | 金杰 | Multifunctional water pump pliers with opening width easy to adjust |
| CN103740006A (en) * | 2014-01-16 | 2014-04-23 | 珠海汉胜科技股份有限公司 | Polyvinyl chloride cable material and preparation method thereof |
| CN205033104U (en) * | 2015-10-09 | 2016-02-17 | 范家明 | Multipurpose pliers |
| CN105237906A (en) * | 2015-10-12 | 2016-01-13 | 上海新上化高分子材料有限公司 | High-resilience antibacterial medical polyvinyl chloride (PVC) plastic and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107520774A (en) * | 2017-09-29 | 2017-12-29 | 南通欧伦嘉机械设备有限公司 | A kind of laborsaving and convenient use pliers |
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| CN106272134B (en) | 2018-04-20 |
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